US3812995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination container and skid support
Assignee: McDonnell Douglas Corp
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Filing: 1972-02-28
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Granted: 1974-05-28
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Expires: 1992-02-28
Abstract
Abstract A vacuum-formed polyethylene container and skid support for forklift handling wherein the skid support has a four-way forklift entry for expeditious handling and has a selfreinforcing configuration which makes it light but rugged.
Inventors
- 👤 P Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:05
CPC Classifications
B; B65; B65D; B65D19/00; B65D19/02; B65D19/06; B65D19/18; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00034; B65D2519/00049; B65D2519/00059; B65D2519/00069; B65D2519/00119; B65D2519/00129; B65D2519/00154; B65D2519/00174; B65D2519/00189; B65D2519/00208; B65D2519/00258; B65D2519/00263; B65D2519/00268; B65D2519/00273; B65D2519/00283; B65D2519/00288; B65D2519/00313; B65D2519/00318; B65D2519/00328; B65D2519/00348; B65D2519/00492; B65D2519/00497; B65D2519/00547; B65D2519/00552; B65D2519/00557; B65D2519/00636; B65D2519/00641; B65D2519/00661; B65D2519/00706; B65D2519/00711; B65D2519/00736; B65D2519/00776; B65D2519/00796; B65D2519/0086
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
160 words
An integral one-piece skid support comprising: a central portion of rectangular shape adapted to contact the bottom of a container to be supported thereby, intersecting channels bounding said central portion, said channels having floor contacting skid portions, said channels being open at the ends thereof to receive forks of a forklift truck from any of four directions, said channels having inner vertical walls terminating at their upper edges with the edges of said central portion said channels having vertical outer walls terminating in fastening flanges for attachment to a container to be supported thereby, said fastening flanges having downturned reinforcement edges connecting with said floor contacting skid portions and with said channel outer vertical walls said channels inner vertical walls forming horizontal corners at their tops with said central portion, said channel inner vertical walls intersecting to form vertical corners, said inner vertical walls terminating at their lower edges in said floor contacting skid portions and forming horizontal corners therewith.
Claim 2
Dependent Claim
160 words
An integral one-piece skid support comprising: a central portion of rectangular shape adapted to contact the bottom of a container to be supported thereby, intersecting channels bounding said central portion, said channels having floor contacting skid portions, said channels being open at the ends thereof to receive forks of a forklift truck from any of four directions, said channels having inner vertical walls terminating at their upper edges with the edges of said central portion said channels having vertical outer walls terminating in fastening flanges for attachment to a container to be supported thereby, said fastening flanges having downturned reinforcement edges connecting with said floor contacting skid portions and with said channel outer vertical walls said channels inner vertical walls forming horizontal corners at their tops with said central portion, said channel inner vertical walls intersecting to form vertical corners, said inner vertical walls terminating at their lower edges in said floor contacting skid portions and forming horizontal corners therewith.
Claim 3
Dependent Claim
25 words
A skid support as in claim 1 wherein said reinforcement edges are in alignment with said inner vertical walls and extend outwardly from intersecting channels.
Claim 4
Dependent Claim
55 words
A skid support as in claim 1 in combination with a container positioned thereon, means connecting said fastening flanges to the bottom of said container, said channels being open at the top thereof to permit contact of the forks of a forklift with the bottom of said container between said flanges and said central portion.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-05-27 | 1977-11-26 | 1978-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-05-27 | 1981-11-26 | 1982-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-05-27 | 1985-11-26 | 1986-05-28 | $7700.00 | Window Closed / Lapsed |